What was found
DURING AUDIT OF 48MO TASK CARD 53-160-502 (DETAILED INSPECTION OF THE PRESSURE FLOOR-SUPPORT BEAMS, FS409.0+128 TO FS559.0 (CPCP)) FOUND THE INBOARD CLIP FOR THE INTERCOSTAL, AT APPROX FS484.00 BETWEEN LBL27.00 AND THE LH FLOOR SILL, APPEARS TO HAVE A CRACK AT THE UPPER RADIUS AND IS MISSING A RIVET HEAD. (C-CHECK RO 06/23/2025)REMOVED INBOARD CLIP FROM INTERCOSTAL AT APPROX FS484.00 BETWEEN LBL27.00 AND THE LH FLOOR SILL REF. CRJ-200 SRM 51-42-21 AND INSTALLED INBOARD CLIP FROM INTERCOSTAL AT APPROX FS484.00 BETWEEN LBL27.00 AND THE LH FLOOR SILL PER REF DWG 601R31171, REV: B, REF CRJ200 SRM 51-42-21, COMPLIED WITH51-900-1003-SKY